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Q60 Single choice

Which of the following describes a way for resizing a DataFrame from 16 to 8 partitions in the most efficient way?

A
Use operation DataFrame.repartition(8) to shuffle the DataFrame and reduce the number of partitions.
B
Use operation DataFrame.coalesce(8) to fully shuffle the DataFrame and reduce the number of partitions.
C
Use a narrow transformation to reduce the number of partitions.
D
Use a wide transformation to reduce the number of partitions.
E
Use operation DataFrame.coalesce(0.5) to halve the number of partitions in the DataFrame.

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